Results 111 to 120 of about 5,337 (229)

Evolution of Rockfall Based on Structure from Motion Reconstruction of Street View Imagery and Unmanned Aerial Vehicle Data: Case Study from Koto Panjang, Indonesia

open access: yesRemote Sensing
This study explores the growing application of 3D remote sensing in geohazard studies, particularly for rock slope monitoring. It highlights the use of cost-effective Street View Imagery (SVI) and Unmanned Aerial Vehicles (UAV) through Structure-from ...
Tiggi Choanji   +5 more
doaj   +1 more source

Risk assessment method for fall-block hazards in mountain tunnels based on element-matter theory and block theory

open access: yesZhongguo dizhi zaihai yu fangzhi xuebao
To conduct a risk assessment on the frequent occurrence of rockfall disasters in mountain tunnels, a new risk assessment method for surrounding rockfall at the tunnel face is established by combining matter-element theory, block theory and statistical ...
Yundong ZHANG, Yutao WU, Hao WANG
doaj   +1 more source

Insights into Rockfall from Constant 4D Monitoring [PDF]

open access: yes, 2017
Current understanding of the nature of rockfall and their controls stems from the capabilities of slope monitoring. These capabilities are fundamentally limited by the frequency and resolution of data that can be captured.
WILLIAMS, JACK,GORDON
core  

Keywords: Rockfall Management, Landslide, [PDF]

open access: yes, 2005
The Rockfall Management System developed for Tennessee DOT (TennRMS) integrates a customized rockfall risk rating system, web-based GIS application, and rockfall database to provide a robust single interface for interacting with rock slope information ...
Risk Assessment   +4 more
core  

RAMMS::Rockfall versus Rockyfor3D in rockfall trajectory simulations at the Community of Vik, Norway [PDF]

open access: yes, 2015
Assessment of advantages and limitations of rockfall models require in-depth-knowledge in the rockfall field, testing of model with field investigated data, as well as understanding rockfall mechanics. This thesis intends to give an overview of currently
Vo, Thanh Dam
core  

Rockfall Simulation with Consideration of Multi blocks Using 3-D DDA

open access: yes工程科学与技术, 2017
:Rockfall is one of the main geological disasters in mountainous areas,and the range of its distribution is very wide.It always occurs suddenly and hard to be forecasted, which can damage structures,obstruct transportation,threaten human lives and cause ...
张正雄   +6 more
doaj  

An attempt to refine rockfall hazard zoning based on the kinetic energy, frequency and fragmentation degree [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2005
Rockfall hazard zoning is usually achieved using a qualitative estimate of hazard, and not an absolute scale. In Switzerland, danger maps, which correspond to a hazard zoning depending on the intensity of the considered phenomenon (e.g.
M. Jaboyedoff   +3 more
doaj  

New guidance on managing rockfall. [PDF]

open access: yes
PDFTech ReportRSN 02-06RockfallsSlopesDrainage basinsGeotechnical engineeringDesign engineeringOregonOregon. Dept. of Transportation. Research UnitOregon. Dept. of Transportation.

core  

Rockfall in Conkles Hollow, Hocking County, Ohio [PDF]

open access: yes, 1970
A study of a recent rockfall in Conkles Hollow indicates that rockfall was not an important form of mass movement in the development of the Hollow.
Jost, Donald
core  

Tree-ring based reconstruction of the seasonal timing, major events and origin of rockfall on a case-study slope in the Swiss Alps [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2008
Tree-ring analysis has been used to reconstruct 22 years of rockfall behavior on an active rockfall slope near Saas Balen (Swiss Alps). We analyzed 32 severely injured trees (<i>L. decidua</i>, <i>P.
D. M. Schneuwly, M. Stoffel
doaj  

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